title: A 14-year-old girl with skin ulcers.
authors.affiliation: Dipartimento di Pediatria, Università di Firenze, Ospedale Meyer, Italy.
authors.forename: P
authors.initials: P
authors.lastname: Lionetti
authors.forename: M L
authors.initials: ML
authors.lastname: Battini
authors.forename: M
authors.initials: M
authors.lastname: Resti
authors.forename: F
authors.initials: F
authors.lastname: Falcini
mesh_terms: D000293:Adolescent; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D005260:Female; D006801:Humans; D017511:Pyoderma Gangrenosum / Q000150:complications / Q000175:diagnosis* / Q000628:therapy